National Museum of Nuclear Science & History
C. L. Klein worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Beth Olds was a secretary at the University of Chicago Met Lab and at Oak Ridge, Tennessee. After the war, she became executive secretary for the Emergency Committee of Atomic Scientists and the Atomic Scientists of Chicago, publishers of the Bulletin of the Atomic Scientists.
Gibson worked in the United States Engineer District Office.
William Vatter was an American accounting scholar. Vatter was born in 1905 in Cincinnati. In his early years he hoped to be a musician, and he played the violin, viola, piano and French horn.
Hubert P. Yockey is an American physicist who studied under J. Robert Oppenheimer at the University of California, Berkeley and worked with him during the Manhattan Project.